Dogs and human inspectors are checking boats for golden mussels at some lakes, but a patchwork of oversight leaves many lakes unprotected.

A growing body of research shows the cascading health impacts of wildfire smoke, from cognitive decline to heart issues.

Inspection stations set up by multiple agencies have already intercepted boats contaminated with golden mussels bound for lakes Tahoe, Folsom, Berryessa and Oroville ...

The best airline-approved cat carriers fit the dimensions for in-cabin travel on Delta, United, and more. Our top picks ...